Describes the type of extent hints used by Project5 and ProjectEx5.
| Constant | Value | Description | 
|---|---|---|
| esriProjectionHintNoHorizonCheck | 0 | |
| esriProjectionHintCheckPCSHorizon | 1 | |
| esriProjectionHintCheckGCSHorizon | 2 | |
| esriProjectionHintFindGeoTransformation | 4 | |
| esriProjectionHintDefault | 7 | |
| esriProjectionHintExplore | 8 | |
| esriProjectionHintDoNotProject | 16 | |
| esriProjectionHintForceSplittingInGCS | 32 | 
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.